Alfa Aesar

Reagents, M, Alfa Aesar

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  • Metaphosphoric acid, ACS, 33.5-36.5%, bal. NaPO{3} (Stablizer)

    Alfa Aesar

    Synonym(s): Phosphoric acid (meta) Formula: HPO3 Formula weight: 79.98 CAS Number: 37267-86-0 UN Number: UN3260 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2809.20 Hazard Statements: H314-H335 Causes severe skin burns and eye damage. May cause respiratory…

  • Manganese(II) chloride tetrahydrate, ACS, 98.0-101.0%

    Alfa Aesar

    Formula: Cl2Mn 4H2O Formula weight: 197.90 (125.84anhy) Purity: 98.0-101.0% CAS Number: 13446-34-9 Harmonized Tariff Code:  2827.39 Hazard Statements: H301 Toxic if swallowed. Precautionary Statements: P264-P270-P301+P310-P321-P405-P501a Wash thoroughly after handling. Do not…

  • MES hydrate, 99+%

    Alfa Aesar

    Synonym(s): 2-(4-Morpholinyl)ethanesulfonic acid hydrate, 4-Morpholineethanesulfonic acid hydrate Formula: C6H13NO4S xH2O Formula weight: 195.24(anhy) Purity: 99+%

  • Molecular sieves, 4A, 0.4-0.8mm (0.02-0.03in) beads

    Alfa Aesar

    CAS Number: 70955-01-0 Harmonized Tariff Code:  3824.90

  • Methyl blue

    Alfa Aesar

  • (4-Methylphenylthio)acetone, 97%

    Alfa Aesar

    Synonym(s): p-(Tolylthio)acetone, p-(Tolylthio)-2-propanone Formula: C10H12OS Formula weight: 180.27 Purity: 97% CAS Number: 1200-13-1 Harmonized Tariff Code:  2930.90

  • 4-(Methylamino)phenol sulfate, 99%

    Alfa Aesar

    Synonym(s): Bis(4-hydroxy-N-methylanilinium) sulfate, Metol Formula: C14H18N2O2 H2SO4 Formula weight: 344.38 Purity: 99% CAS Number: 55-55-0 UN Number: UN2811 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2922.29 Hazard Statements: H373-H302-H317 May…

  • Monensin sodium salt, 90-95.5%

    Alfa Aesar

    Synonym(s): Coban r 3M, Rumensin Formula: C36H61NaO11 Formula weight: 692.86 Purity: 90-95.5% CAS Number: 22373-78-0 UN Number: UN3462 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2941.90 Hazard Statements: H300 Fatal if swallowed. Precautionary…

  • 7-Methyl-4-indanyl acetate, 97%

    Alfa Aesar

    Synonym(s): 4-Acetoxy-7-methylindane Formula: C12H14O2 Formula weight: 190.24 Purity: 97% CAS Number: 175136-12-6 Packing Group: n/a Harmonized Tariff Code:  2915.39

  • Methyl salicylate, 98%

    Alfa Aesar

    Synonym(s): Methyl 2-hydroxybenzoate, Salicylic acid methyl ester Formula: C8H8O3 Formula weight: 152.15 Purity: 98% CAS Number: 119-36-8 Harmonized Tariff Code:  2918.23 Hazard Statements: H302-H315-H319-H335 Harmful if swallowed. Causes skin irritation. Causes serious eye…

  • Molecular sieves, AW-500, 3-4mm (0.12-0.16in) dia. pellets

    Alfa Aesar

    Harmonized Tariff Code:  3824.90

  • Mercury(II) acetate, 98+%

    Alfa Aesar

    Synonym(s): Acetic acid mercury(II) salt, Mercuric acetate Formula: C4H6HgO4 Formula weight: 318.68 Purity: 98+% CAS Number: 1600-27-7 UN Number: UN1629 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2852.10 Hazard Statements: H300-H310-H330-H373 Fatal if…

  • Mercury(II) acetate, ACS, 98.0% min

    Alfa Aesar

    Formula: C4H6HgO4 Formula weight: 318.68 Purity: 98.0% min CAS Number: 1600-27-7 UN Number: UN1629 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2852.10 Hazard Statements: H300-H310-H330-H373 Fatal if swallowed. Fatal in contact with skin. Fatal if inhaled.…

  • N-Methyl-N-[2-nitro-4-(trifluoromethyl)phenyl]hydrazine, 97%

    Alfa Aesar

    Formula: C8H8F3N3O2 Formula weight: 235.16 Purity: 97% CAS Number: 120940-43-4 Harmonized Tariff Code:  2928.00 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …

  • Magnesium silicate monohydrate (Talc)

    Alfa Aesar

    Formula: 3MgO 4SiO2 H2O Formula weight: 379.28 (361.27anhy) CAS Number: 14807-96-6 Harmonized Tariff Code:  2839.90 Hazard Statements: H332 Harmful if inhaled. Precautionary Statements: P261-P271-P304+P340-P312 Avoid breathing dust/fume/gas/mist/vapours/spray. Use only outdoors or…

  • 3-Methyl-1-butanol, ACS, 98.5+%

    Alfa Aesar

    Synonym(s): Isoamyl alcohol, Isopentanol Formula: (CH3)2CHCH2CH2OH Formula weight: 88.15 Purity: 98.5+% CAS Number: 123-51-3 UN Number: UN1105 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2905.19 Hazard Statements: H226-H332-H335 Flammable liquid and…

  • 2-Methylpentane, 99+%

    Alfa Aesar

    Synonym(s): Isohexane Formula: C6H14 Formula weight: 86.18 Purity: 99+% CAS Number: 107-83-5 UN Number: UN1208 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2901.10 Hazard Statements: H225-H304-H315-H336 Highly flammable liquid and vapour. May be fatal if…

  • Metaphosphoric acid, 39-43%, bal. NaPO{3} (Stabilizer)

    Alfa Aesar

    Formula: HPO3 Formula weight: 79.98 CAS Number: 37267-86-0 UN Number: UN3260 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2809.20 Hazard Statements: H314-H335 Causes severe skin burns and eye damage. May cause respiratory irritation. Precautionary Statements:…

  • Manidipine dihydrochloride

    Alfa Aesar

    Formula: C35H38N4O6 2HCl Formula weight: 683.63 CAS Number: 89226-75-5 UN Number: UN2811 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2933.59 Hazard Statements: H301 Toxic if swallowed. Precautionary Statements: P264-P270-P301+P310-P321-P405-P501a Wash…

  • Methyl benzoate, 99%

    Alfa Aesar

    Synonym(s): Benzoic acid methyl ester Formula: C8H8O2 Formula weight: 136.15 Purity: 99% CAS Number: 93-58-3 Harmonized Tariff Code:  2916.31 Hazard Statements: H302-H227 Harmful if swallowed. Combustible liquid. Precautionary Statements: …

  • MES-SDS running buffer (20X)

    Alfa Aesar

    Harmonized Tariff Code:  3822.00 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: P261-P280-P305+P351+P338-P304+P340-P405-P501a Avoid breathing dust/fume/gas/mist/vapours/spray. Wear…

  • 2-Methylbutane, 99+%

    Alfa Aesar

    Synonym(s): Isopentane Formula: C5H12 Formula weight: 72.14 Purity: 99+% CAS Number: 78-78-4 UN Number: UN1265 Hazard Class: 3 Packing Group: I Harmonized Tariff Code:  2901.10 Hazard Statements: H224-H304-H336 Extremely flammable liquid and vapour. May be fatal if…

  • Magnesium oxide, 96%, light

    Alfa Aesar

    Formula: MgO Formula weight: 40.30 Purity: 96%, light CAS Number: 1309-48-4 Harmonized Tariff Code:  2519.90

  • Mitomycin C, 5 mg/ml in ethanol, sterile-filtered

    Alfa Aesar

  • Methanesulfonic acid, 98+%

    Alfa Aesar

    Synonym(s): Mesic acid, Methylsulfonic acid Formula: CH4O3S Formula weight: 96.10 Purity: 98+% CAS Number: 75-75-2 UN Number: UN2586 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2904.10 Hazard Statements: H314 Causes severe skin burns and eye damage. …

  • Magnesium tert-butoxide, 90+%

    Alfa Aesar

    Formula: C8H18MgO Formula weight: 170.54 Purity: 90+% CAS Number: 32149-57-8 UN Number: UN2921 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2905.19 Hazard Statements: H314-H228 Causes severe skin burns and eye damage. Flammable solid. Precautionary…

  • Magnesium turnings, 99.8% (metals basis)

    Alfa Aesar

    Purity: 99.8% (metals basis) CAS Number: 7439-95-4 UN Number: UN1869 Hazard Class: 4.1 Packing Group: III Harmonized Tariff Code:  8104.30 Hazard Statements: H228-H251-H261 Flammable solid. Self-heating: may catch fire. In contact with water releases flammable gas. …

  • Mercury(II) chloride, ACS, 99.5% min

    Alfa Aesar

    Formula: Cl2Hg Formula weight: 271.50 Purity: 99.5% min CAS Number: 7487-94-7 UN Number: UN1624 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2852.10 Hazard Statements: H300-H372-H341-H361-H314-H318 Fatal if swallowed. Causes damage to organs through…

  • Magnesium rod, 3.3cm (1.3in) dia x 30cm (12in) long, 99.8% (metals basis)

    Alfa Aesar

    Purity: 99.8% (metals basis) CAS Number: 7439-95-4 Harmonized Tariff Code:  8104.90

  • 3-Mercaptopropionic acid, 99%

    Alfa Aesar

    Formula: C3H6O2S Formula weight: 106.14 Purity: 99% CAS Number: 107-96-0 UN Number: UN2922 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2930.90 Hazard Statements: H301-H314-H318-H227 Toxic if swallowed. Causes severe skin burns and eye damage. Causes serious…

  • Molybdic acid, MoO3 85% min

    Alfa Aesar

    CAS Number: 7782-91-4 Harmonized Tariff Code:  2825.70 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: P261-P280-P305+P351+P338-P304+P340-P405-P501a Avoid breathing…

  • Mercury(I) chloride, 99.5%

    Alfa Aesar

    Synonym(s): Mercury subchloride, Calomel Formula: Hg2Cl2 Formula weight: 472.09 Purity: 99.5% CAS Number: 10112-91-1 UN Number: UN2025 Hazard Class: 6.1 Packing Group: II Harmonized Tariff Code:  2852.10 Hazard Statements: H302-H315-H319-H335 Harmful if swallowed.…

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